Process for judging a runway

Details Process for judging a runway Process for judging a runway

1990-03-28

1992-03-17

Peng, John K.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358103, 358107, 382 8, H04N 700, H04N 718

Patent

active

050973290

ABSTRACT:
A process for judging a runway on a two-dimensional image display presenting image information obtained by taking a picture of the runway. The process comprises, a first step of setting a first window and a second window for scanning and tracing required parts of the runway on the image display, and setting a third window interlocked with the first and the second windows in a set positional relationship therewith, and a second step of, when the third window detects a required part of the runway, setting addition location of the scanning area of the third window to the surrounding area of the required part of the runway.

REFERENCES:
patent: 4299483 (1981-11-01), Grove et al.
patent: 4746977 (1988-05-01), White
patent: 4790402 (1988-12-01), Field et al.
patent: 4981372 (1991-01-01), Morimoto et al.

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